extern crate rand;

use std::io;
use std::cmp::Ordering;

use rand::Rng;

fn main() {
    println!("Guess the number");
	let secret_number = rand::thread_rng().gen_range(1,101);
	loop {
		println!("please input you guess");
		let mut guess =String::new();
						io::stdin().read_line(&mut guess)
				.ok()
			.expect("Failed to read line");
		let guess: u32=guess.trim().parse()
		.ok()
		.expect("please type a number!");
		println!("You guessed:{}", guess);

		match guess.cmp(&secret_number){
				Ordering::Less => println!("Too small"),
				Ordering::Greater => println!("Too big"),
				Ordering::Equal => {
					println!("youwin");
					break;
				}
			}
	}
}
